Discovery Bay, CA Weather - Forecast & Monthly Averages

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TEMPERATURE	50
HUMIDITY	100
PRESSURE
WIND COND.	167 11.3

Weather Quick Facts

The highest monthly average temperature in Discovery Bay for July is 70.9 degrees
The lowest monthly average temperature in Discovery Bay for January is 47.4 degrees
The most monthly precipitation in Discovery Bay occurs in December with 2.8 inches
The air quality index in Discovery Bay is 7% worse than the national average
The pollution index in Discovery Bay is 402% worse than the national average

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Discovery Bay Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	38°F	59°F	47°F	2.6"
February	41°F	63°F	51°F	2.6"
March	43°F	67°F	54°F	2.1"
April	45°F	72°F	57°F	1.4"
May	50°F	78°F	62°F	0.3"
June	54°F	85°F	67°F	0.2"
July	58°F	90°F	71°F	0.0"
August	57°F	89°F	70°F	0.0"
September	56°F	88°F	69°F	0.1"
October	50°F	79°F	63°F	0.9"
November	43°F	67°F	54°F	1.5"
December	38°F	60°F	48°F	2.8"

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Discovery Bay air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Discovery Bay	California	National
Air quality index	45	55	42
Pollution index	13,698,500	10,473,190	2,726,193

Discovery Bay air quality

Measurement	Total
Days measured	365
Days with good air quality	229
Days with moderate air quality	123
Days w/ poor A.Q. for sensitive groups	12
Days with unhealthy air quality	1

Air quality details

Pollutant	Total
Arsenic	0.040%
Benzene	0.110%
Carbon Tetrachloride	0.330%
Lead	0.070%
Mercury	0.120%

Average monthly Discovery Bay temperature with heat index

Discovery Bay monthly precipitation with daily maximum

Discovery Bay monthly snow depth with daily maximum

Discovery Bay monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Antioch, CA	111,468	45	10.0%
Knightsen, CA	1,100	45	10.0%
Tracy, CA	91,462	45	10.0%
Brentwood, CA	63,013	45	10.0%
Lincoln Village, CA	3,991	45	10.0%
Discovery Bay, CA	15,904	45	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Aberdeen, MD	15,904	46	8.0%
Grandville, MI	15,906	38	24.0%
Sayville, NY	15,910	43	14.0%
Cloverly, MD	15,915	47	6.0%
Bellmore, NY	15,887	51	2.0%
Discovery Bay, CA	15,904	45	10.0%

Source: The Discovery Bay, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.